Yielding retainer for visible index card holders



J. R. CLARK 1,816,635

YIELDING RETAINER FOR VISIBLE INDEX CARD HOLDERS.

July 28, 1931.

Filed June 26, 1950 INVENTOR BY M6511. flank,

d iv 5 1%? A E T GRNEw Patented July 28, 1931 J ME R CLARK, or. QH ER-QNEW 'Y RKwASS GNQ To me wi wmmieraiiisr,

Y YORK lt has been proposed heretofore to retain card holders "for visible index cards Within trays by devices 01'' several difi'erent kinds In some instances'sprin g elements have been relied upon, for engagement With thje'holders in suchwise that the holdersmight been; placed against the action of the spring or springs holding them. In other instances,

is to providefineansfor the purpose'descr'ibed which shall'have the oharaoteristicsjset forthand include, in addition,yielding ineans'ior automat cally returning the restra ning devices into engagement ivith thecard holders.

Thislast-nanied means may c'oinstitute/th efele-- ments for exerting yielding "pressure oil-{the card-hom rs: a In accordance with the p eferred embodi" nient "ofthe invention a rigid retaining liar is mounted Wl'thlI-IOIIG Channel of thetray in operative relation to the ends of the, card".

holders. Suitab1espring. means are inter posed hetweentheretaining bar-and the tray so as to normally urge the Jret'ainingbar yieldingly against the ends of thecar'd holdersa The retaining bar is ,1 novable longiQ tudinally and laterally hymanual fprcgsiich movement serving to Withdraw it 'ffro n en Y gageineiit with the 'endsof the card holders sons to leave them free forfdisplacenient.

Subsequent release of the retaining :barwiu permitthe'springelements to return it to"en'-" gagement with the ends of the ea-rd holders; By the improved oonst ruotion the retaining bar is movable "positively away ffromthe oard holders by proper manipulationand is also" YIELDINQ Hib nia 1; item Lin r/2x se n scenes. 1 y i may wineries-e d s i. nits i f the p p erhai' l f chan l left (in" thefillustrated e nhodinientfs 1 disen gagej their right-hand ends from an;

1e39- s ai i -inert; f

to urge its return.

, The inve'ntion' willbe described in detail .ANUFACTURINGGQMPZANY, 05? m ws Eniiiaw-Yom, ii conreswzon r NEW em ie hfmp em yd ieez s-i placenientjof the card holders, thesprine i a i' tion remaining efieetivefat times tending Figure 1 is alviewin' plan of card tray incorporating the improved retaining olevices, only a few card holders being shown n place.

Figure Qisa iew igure l j 1 a 1 i -ref r l ,'.1 he,pa ts eing broken 9 f away n the interest ofclearness and there-1' i w l r eing Shown in ret t d p 1 honi i a Y Figure g l o ing i t directioiio "the, arr w isavimv in seetion Y 7.

rayshown 1nI Fig r eyand taken onithefi planeindicated by l fili'ne3 3 of Fig.2 and l w Figure-ms detail vi r-a suitable age pull 1 v c F gure T5 h ghth rete n l gbarfiiidchannel on the p aeinilicated' y the M11 5 5 T Th tray slilhistratedrcom v l at bent opposite, s d ed s yr v f a,, a ,The cardholders b also be ofany uitable'oonstnuotion and nqrniallyrest- With-Q 1e ofrem' v i yd pla ing hem to the Ste hat-t ey r villfno i ide sl y bec m dislodgedand yet may be rernoved Conveniently when and as desired. 'A retaiii'errbarfd In hunted Within the' ehann'el a and, is free l simd y nd ne auyi rmi ner hereinafter to bedes ribedQQAsindicate edat the-Cutaway portion l ef-"the fiangelajjf nn- Figurefljthe retainer .bar d in its pro he retaining-barltaken inyseotio il jected position: engages the left-hand ends of the card holders 6. The bar is held yieldsuch springs they may be disposed within 'recesses'cVformed at suitable intervals along the rear edge of the'bar d.- The tension of these springs may be predetermined,v of

; course; so thattheir action is such asto-hold i the bar cl inengagement with the ends of the card holders with suflicient firmness to pre vent accidentaldisplacement ofthecard hold-v ers' and yet permit convenient retraction of 3 the bar when the holders are to be, removed 7' 7 from the tray. l/Vithi the partsin'the relationship indicated in Figure l'itis evidentv that the bar (Z maybe moved laterally by moving anyone of thefholders b to the left which might be done Wi'ththethumb nail or 'a suitable instrument engagedwith the holder. In practice},however, 1t Wlll be moreconvenient to use the improveddevices for facil- "itating positive lateral displacement ofthe ref 'taining bar (Z to retracted position. Further; o it may be desirable to check its lateral-move inents inboth directions by some sort of positive stops. To accomplish both of these purposes the bar dis provided with a plurality V of openings 612 atfspaced intervalsthrough which-extend pins f or the equivalent,fthe

openings being of such size and so related to the stops f as to permit the desired movements of thebar. The stops 7, as shown in Figure 5,'n1ay be secured to the tray! '"One edge-of the opening d? is angularly disposed to the bar so that longitudinal movement of the bar with respect tothe pins fwillcause i a camming coaction between the pins andthe inclined side wall of the-opening; resulting in; the lateral displacement of'thebarf T-o1 I produce the longitudinal movement of the 7 at of, and a'finger pullg extend through i the slot'andtbe engaged with theibar (Z; The

barthe overlying flange d 1nay be'slott'ed adjacent the front endofthe tray, a's-i'ndicate'd.

width'ofthe slot a is such as" to permit} the finger pull 'to partake freely pfxthe i a 'movements of the ba d l a a The normal position of the parts illusg trated in Figure 1. Lateral displae'ement of the card holders at that time is V resisted;

yieldingly by the pressure of the springs fe on the hardi- If the operator desiresto- 1 withdraw a card holderhe will, "by neans of the finger piece 9, slide thejbar d rearwardly.

'i This rearward] movement 'iwill ibring about its lateral displacementpositivelyiby engagement of the'inclinedfside walls ofrthe' open" "rings 622 with thelrespective pins Thefbar alized. by

named means.

and'the pins f may have reached the ends of the openings 03 With the bar thus re tracted it is evident that any one of thej cardholders?) maybe slid to the le'ftn freely until its right-hand end is disengaged from theflangea at whichtime the cardholder may be'withdrawn from the'traya VVhenthe' manual pressure onthe finger piece 9 ,is removed it will be evident that, the springs e under their increased pressure will beetfec- V tinned engagement of the pins I f with the inclinedsi'de Walls ofthe'openings d n V "When, as in the illustrated embodiment,

tive at once to return the bar "d to -its {normal position inenga'gement with the ends'ofthei card holders -ren1ainingfin the tray;- This a spring-action, however, will not .befwholly It i uncontrolled because the lateralmovement;

of the bar d can be no more rapidthan its longitudinal movement because ofgftlie cone, 7

the openings (Z are generally.triangular 1 outline, the opening' at the base of the triangle is of such width asto permit the bar pears clearlyffrom Figure L Ordinarily, such a movement will not be desired since the operators n1anipulationv will be, greatly facilitated by applying manual pressure to the finger piece 9 so as to bringahou'tiposi V otive displacementiof the bard throughtthea coactionof the pins f-with Equivalent elements maybe 'suhstituted for: those illustrated herein withoutidepart; ing' fromthe inyentionand any changes d to be displaced laterally witlioutqany ac 7 I companying longitudinal movement, as jap i I the inclined side' 1 W lsfof the openingsdfi v 7 a 7 d sc within the [skill of the mechanic are to be regarded; Within theiscope of the invention so long as 17116CQndltlOIIS;dBSCllbQCl lilewlejmeans which fall within thelapg: pendedclaims; i r 1 I a 1,

V VWhat -I claimfis edges l and" rigid rniembers fmounted: trans; versely of the tray with the ends disposed in said channels and engaging the endsofv saidf members, means to press the baragainst said 'memb'ersy1eld 1ngly, .and means to retract 2 Inn tray having channels it edges -and rigid 'rnembers mounted. trans y versely fthe tray with the ends disposed] In lti yhaving" channelsalong; its v r 19G said channels, means ,to hold said members e yieldmgly against lateral displacementconip'rising a retaining. bar disposed-in one of;

in said channels, means to hold said; members yieldingly against lateral.displacementcom-f prising: a retaining bar-"disposed fin one-of said channels, and; engagingv the ends of said members meanstqpressthe bar againstlsaid flwi ll'ithen' jtalze the position illustratedfin D a a 7 members yieldingly, andmea'ns toretraot said F1gure2 at; vwhich t me thesprings ephave retainingbar positively from the ends-ofsaidfj been compressed by its lateral displacement;

members again'stfthe action of saidlast; rZ-ii named means, the said means to press the bar against said members being adapted to operate automatically to return the retaining bar to engagement with the ends of said members.

3. In a tray having channels along its edges and rigid members mounted transversely of the tray with the ends disposed in said channels, means to hold said members yieldingly against lateral displacement comprising a retaining bar disposed in one of said channels and engaging the ends of said members, means to press the bar against said members yieldingly, and means to retract said retaining bar positively from the ends of said members against the action of said last-named means, said retaining bar being also retractable by movement laterally of one of said members.

4:. In a visible index card tray having channels along its edges, rigid card holders having their ends disposed within the channels, a retaining bar mounted in one of the channels and engaging the ends of said members,

" springs engaging said bar to urge it yieldingly against the ends of said members, and means adapted to operate upon longitudinal movement of said retaining bar to displace it laterally and free it from engagement with said members.

5. In a visible index card tray having channels along its edges, rigid card holders having their ends disposed within the channels, a retaining bar mounted in one of the channels and en aging the ends of said members, springs engaging said bar to urge it yieldingly against the ends of said members, and cooperating elements on the tray and bar to cause positive retraction of the bar upon longitudinal movement thereof.

6. In a visible index card tray having channels along its edges, rigid card holders having their ends disposed within the channels, a retaining bar mounted in one of the channels and engaging the ends of said members, springs engaging said bar to urge it yieldingly against the ends of said members, and cooperating elements on the tray and bar to cause positive retraction of the bar upon longitudinal movement thereof, said springs being adapted to operate automatically to return the bar to engagement with the ends of said members.

7. In a visible index card tray having channels along its edges, rigid card holders having their ends disposed within the channels, a retaining bar mounted in One of the channels and engaging the ends of said members, springs engaging said bar to urge it yieldingly against the ends of said members, and pins carried on the tray and passing through slots in the bar, said slots having inclined edges coacting with said pins whereby longitudinal movement of the bar causes its positive displacement laterally to free the ends of said members.

8. In a visible index card tray having channels along its edges, rigid card holders having their ends disposed within the channels, a retaining bar mounted in one of the channels and engaging the ends of said members, springs engaging said bar to urge it yieldingly against the ends of said members, and pins carried by the tray and passing through triangular-shaped openings in the bar, the relation of which to the pins permits lateral displacement of the bar upon lateral displacement of one of the members and causes lateral displacement of the bar upon longitudinal movement thereof.

9. In a visible index tray having channels along its opposite edges, rigid card holders having their ends engaged with the channels, a retaining bar in one of the channels engaging the ends of the members, springs operatively interposed between said barand the bottom of said last-named channel to urge the bar yieldingly against the said members, an exposed finger piece carried with the bar whereby it may be moved longitudinally and coacting means carried by the tray and the bar to cause positive lateral displacement of the bar upon such longitudinal movement.

This specification signed this 24 day of June, A. D. 1930.

JAMES R. CLARK. 

